J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2004-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #include "jni.h" |
| 27 | #include "jni_util.h" |
| 28 | #include "jvm.h" |
| 29 | #include "jlong.h" |
| 30 | #include "sun_net_spi_DefaultProxySelector.h" |
| 31 | #include <dlfcn.h> |
| 32 | #include <stdio.h> |
| 33 | #ifdef __linux__ |
| 34 | #include <string.h> |
| 35 | #else |
| 36 | #include <strings.h> |
| 37 | #endif |
| 38 | |
| 39 | /** |
| 40 | * These functions are used by the sun.net.spi.DefaultProxySelector class |
| 41 | * to access some platform specific settings. |
| 42 | * This is the Solaris/Linux Gnome 2.x code using the GConf-2 library. |
| 43 | * Everything is loaded dynamically so no hard link with any library exists. |
| 44 | * The GConf-2 settings used are: |
| 45 | * - /system/http_proxy/use_http_proxy boolean |
| 46 | * - /system/http_proxy/use_authentcation boolean |
| 47 | * - /system/http_proxy/host string |
| 48 | * - /system/http_proxy/authentication_user string |
| 49 | * - /system/http_proxy/authentication_password string |
| 50 | * - /system/http_proxy/port int |
| 51 | * - /system/proxy/socks_host string |
| 52 | * - /system/proxy/mode string |
| 53 | * - /system/proxy/ftp_host string |
| 54 | * - /system/proxy/secure_host string |
| 55 | * - /system/proxy/socks_port int |
| 56 | * - /system/proxy/ftp_port int |
| 57 | * - /system/proxy/secure_port int |
| 58 | * - /system/proxy/no_proxy_for list |
| 59 | * - /system/proxy/gopher_host string |
| 60 | * - /system/proxy/gopher_port int |
| 61 | */ |
| 62 | typedef void* gconf_client_get_default_func(); |
| 63 | typedef char* gconf_client_get_string_func(void *, char *, void**); |
| 64 | typedef int gconf_client_get_int_func(void*, char *, void**); |
| 65 | typedef int gconf_client_get_bool_func(void*, char *, void**); |
| 66 | typedef int gconf_init_func(int, char**, void**); |
| 67 | typedef void g_type_init_func (); |
| 68 | gconf_client_get_default_func* my_get_default_func = NULL; |
| 69 | gconf_client_get_string_func* my_get_string_func = NULL; |
| 70 | gconf_client_get_int_func* my_get_int_func = NULL; |
| 71 | gconf_client_get_bool_func* my_get_bool_func = NULL; |
| 72 | gconf_init_func* my_gconf_init_func = NULL; |
| 73 | g_type_init_func* my_g_type_init_func = NULL; |
| 74 | |
| 75 | static jclass proxy_class; |
| 76 | static jclass isaddr_class; |
| 77 | static jclass ptype_class; |
| 78 | static jmethodID isaddr_createUnresolvedID; |
| 79 | static jmethodID proxy_ctrID; |
| 80 | static jfieldID pr_no_proxyID; |
| 81 | static jfieldID ptype_httpID; |
| 82 | static jfieldID ptype_socksID; |
| 83 | |
| 84 | static int gconf_ver = 0; |
| 85 | static void* gconf_client = NULL; |
| 86 | |
| 87 | #define CHECK_NULL(X) { if ((X) == NULL) fprintf (stderr,"JNI errror at line %d\n", __LINE__); } |
| 88 | |
| 89 | /* |
| 90 | * Class: sun_net_spi_DefaultProxySelector |
| 91 | * Method: init |
| 92 | * Signature: ()Z |
| 93 | */ |
| 94 | JNIEXPORT jboolean JNICALL |
| 95 | Java_sun_net_spi_DefaultProxySelector_init(JNIEnv *env, jclass clazz) { |
| 96 | jclass cls = NULL; |
| 97 | CHECK_NULL(cls = (*env)->FindClass(env,"java/net/Proxy")); |
| 98 | proxy_class = (*env)->NewGlobalRef(env, cls); |
| 99 | CHECK_NULL(cls = (*env)->FindClass(env,"java/net/Proxy$Type")); |
| 100 | ptype_class = (*env)->NewGlobalRef(env, cls); |
| 101 | CHECK_NULL(cls = (*env)->FindClass(env, "java/net/InetSocketAddress")); |
| 102 | isaddr_class = (*env)->NewGlobalRef(env, cls); |
| 103 | proxy_ctrID = (*env)->GetMethodID(env, proxy_class, "<init>", "(Ljava/net/Proxy$Type;Ljava/net/SocketAddress;)V"); |
| 104 | pr_no_proxyID = (*env)->GetStaticFieldID(env, proxy_class, "NO_PROXY", "Ljava/net/Proxy;"); |
| 105 | ptype_httpID = (*env)->GetStaticFieldID(env, ptype_class, "HTTP", "Ljava/net/Proxy$Type;"); |
| 106 | ptype_socksID = (*env)->GetStaticFieldID(env, ptype_class, "SOCKS", "Ljava/net/Proxy$Type;"); |
| 107 | isaddr_createUnresolvedID = (*env)->GetStaticMethodID(env, isaddr_class, "createUnresolved", "(Ljava/lang/String;I)Ljava/net/InetSocketAddress;"); |
| 108 | |
| 109 | /** |
| 110 | * Let's try to load le GConf-2 library |
| 111 | */ |
| 112 | if (dlopen("libgconf-2.so", RTLD_GLOBAL | RTLD_LAZY) != NULL || |
| 113 | dlopen("libgconf-2.so.4", RTLD_GLOBAL | RTLD_LAZY) != NULL) { |
| 114 | gconf_ver = 2; |
| 115 | } |
| 116 | if (gconf_ver > 0) { |
| 117 | /* |
| 118 | * Now let's get pointer to the functions we need. |
| 119 | */ |
| 120 | my_g_type_init_func = (g_type_init_func*) dlsym(RTLD_DEFAULT, "g_type_init"); |
| 121 | my_get_default_func = (gconf_client_get_default_func*) dlsym(RTLD_DEFAULT, "gconf_client_get_default"); |
| 122 | if (my_g_type_init_func != NULL && my_get_default_func != NULL) { |
| 123 | /** |
| 124 | * Try to connect to GConf. |
| 125 | */ |
| 126 | (*my_g_type_init_func)(); |
| 127 | gconf_client = (*my_get_default_func)(); |
| 128 | if (gconf_client != NULL) { |
| 129 | my_get_string_func = (gconf_client_get_string_func*) dlsym(RTLD_DEFAULT, "gconf_client_get_string"); |
| 130 | my_get_int_func = (gconf_client_get_int_func*) dlsym(RTLD_DEFAULT, "gconf_client_get_int"); |
| 131 | my_get_bool_func = (gconf_client_get_bool_func*) dlsym(RTLD_DEFAULT, "gconf_client_get_bool"); |
| 132 | if (my_get_int_func != NULL && my_get_string_func != NULL && |
| 133 | my_get_bool_func != NULL) { |
| 134 | /** |
| 135 | * We did get all we need. Let's enable the System Proxy Settings. |
| 136 | */ |
| 137 | return JNI_TRUE; |
| 138 | } |
| 139 | } |
| 140 | } |
| 141 | } |
| 142 | return JNI_FALSE; |
| 143 | } |
| 144 | |
| 145 | |
| 146 | /* |
| 147 | * Class: sun_net_spi_DefaultProxySelector |
| 148 | * Method: getSystemProxy |
| 149 | * Signature: ([Ljava/lang/String;Ljava/lang/String;)Ljava/net/Proxy; |
| 150 | */ |
| 151 | JNIEXPORT jobject JNICALL |
| 152 | Java_sun_net_spi_DefaultProxySelector_getSystemProxy(JNIEnv *env, |
| 153 | jobject this, |
| 154 | jstring proto, |
| 155 | jstring host) |
| 156 | { |
| 157 | char *phost = NULL; |
| 158 | char *mode = NULL; |
| 159 | int pport = 0; |
| 160 | int use_proxy; |
| 161 | const char* urlhost; |
| 162 | jobject isa = NULL; |
| 163 | jobject proxy = NULL; |
| 164 | jobject type_proxy = NULL; |
| 165 | jobject no_proxy = NULL; |
| 166 | const char *cproto; |
| 167 | jboolean isCopy; |
| 168 | |
| 169 | if (gconf_ver > 0) { |
| 170 | if (gconf_client == NULL) { |
| 171 | (*my_g_type_init_func)(); |
| 172 | gconf_client = (*my_get_default_func)(); |
| 173 | } |
| 174 | if (gconf_client != NULL) { |
| 175 | cproto = (*env)->GetStringUTFChars(env, proto, &isCopy); |
| 176 | if (cproto != NULL) { |
| 177 | /** |
| 178 | * We will have to check protocol by protocol as they do use different |
| 179 | * entries. |
| 180 | */ |
| 181 | |
| 182 | /** |
| 183 | * HTTP: |
| 184 | * /system/http_proxy/use_http_proxy (boolean) |
| 185 | * /system/http_proxy/host (string) |
| 186 | * /system/http_proxy/port (integer) |
| 187 | */ |
| 188 | if (strcasecmp(cproto, "http") == 0) { |
| 189 | use_proxy = (*my_get_bool_func)(gconf_client, "/system/http_proxy/use_http_proxy", NULL); |
| 190 | if (use_proxy) { |
| 191 | phost = (*my_get_string_func)(gconf_client, "/system/http_proxy/host", NULL); |
| 192 | pport = (*my_get_int_func)(gconf_client, "/system/http_proxy/port", NULL); |
| 193 | CHECK_NULL(type_proxy = (*env)->GetStaticObjectField(env, ptype_class, ptype_httpID)); |
| 194 | } |
| 195 | } |
| 196 | |
| 197 | /** |
| 198 | * HTTPS: |
| 199 | * /system/proxy/mode (string) [ "manual" means use proxy settings ] |
| 200 | * /system/proxy/secure_host (string) |
| 201 | * /system/proxy/secure_port (integer) |
| 202 | */ |
| 203 | if (strcasecmp(cproto, "https") == 0) { |
| 204 | mode = (*my_get_string_func)(gconf_client, "/system/proxy/mode", NULL); |
| 205 | if (mode != NULL && (strcasecmp(mode,"manual") == 0)) { |
| 206 | phost = (*my_get_string_func)(gconf_client, "/system/proxy/secure_host", NULL); |
| 207 | pport = (*my_get_int_func)(gconf_client, "/system/proxy/secure_port", NULL); |
| 208 | use_proxy = (phost != NULL); |
| 209 | if (use_proxy) |
| 210 | type_proxy = (*env)->GetStaticObjectField(env, ptype_class, ptype_httpID); |
| 211 | } |
| 212 | } |
| 213 | |
| 214 | /** |
| 215 | * FTP: |
| 216 | * /system/proxy/mode (string) [ "manual" means use proxy settings ] |
| 217 | * /system/proxy/ftp_host (string) |
| 218 | * /system/proxy/ftp_port (integer) |
| 219 | */ |
| 220 | if (strcasecmp(cproto, "ftp") == 0) { |
| 221 | mode = (*my_get_string_func)(gconf_client, "/system/proxy/mode", NULL); |
| 222 | if (mode != NULL && (strcasecmp(mode,"manual") == 0)) { |
| 223 | phost = (*my_get_string_func)(gconf_client, "/system/proxy/ftp_host", NULL); |
| 224 | pport = (*my_get_int_func)(gconf_client, "/system/proxy/ftp_port", NULL); |
| 225 | use_proxy = (phost != NULL); |
| 226 | if (use_proxy) |
| 227 | type_proxy = (*env)->GetStaticObjectField(env, ptype_class, ptype_httpID); |
| 228 | } |
| 229 | } |
| 230 | |
| 231 | /** |
| 232 | * GOPHER: |
| 233 | * /system/proxy/mode (string) [ "manual" means use proxy settings ] |
| 234 | * /system/proxy/gopher_host (string) |
| 235 | * /system/proxy/gopher_port (integer) |
| 236 | */ |
| 237 | if (strcasecmp(cproto, "gopher") == 0) { |
| 238 | mode = (*my_get_string_func)(gconf_client, "/system/proxy/mode", NULL); |
| 239 | if (mode != NULL && (strcasecmp(mode,"manual") == 0)) { |
| 240 | phost = (*my_get_string_func)(gconf_client, "/system/proxy/gopher_host", NULL); |
| 241 | pport = (*my_get_int_func)(gconf_client, "/system/proxy/gopher_port", NULL); |
| 242 | use_proxy = (phost != NULL); |
| 243 | if (use_proxy) |
| 244 | type_proxy = (*env)->GetStaticObjectField(env, ptype_class, ptype_httpID); |
| 245 | } |
| 246 | } |
| 247 | |
| 248 | /** |
| 249 | * SOCKS: |
| 250 | * /system/proxy/mode (string) [ "manual" means use proxy settings ] |
| 251 | * /system/proxy/socks_host (string) |
| 252 | * /system/proxy/socks_port (integer) |
| 253 | */ |
| 254 | if (strcasecmp(cproto, "socks") == 0) { |
| 255 | mode = (*my_get_string_func)(gconf_client, "/system/proxy/mode", NULL); |
| 256 | if (mode != NULL && (strcasecmp(mode,"manual") == 0)) { |
| 257 | phost = (*my_get_string_func)(gconf_client, "/system/proxy/socks_host", NULL); |
| 258 | pport = (*my_get_int_func)(gconf_client, "/system/proxy/socks_port", NULL); |
| 259 | use_proxy = (phost != NULL); |
| 260 | if (use_proxy) |
| 261 | type_proxy = (*env)->GetStaticObjectField(env, ptype_class, ptype_socksID); |
| 262 | } |
| 263 | } |
| 264 | |
| 265 | if (isCopy == JNI_TRUE) |
| 266 | (*env)->ReleaseStringUTFChars(env, proto, cproto); |
| 267 | |
| 268 | if (use_proxy && (phost != NULL)) { |
| 269 | jstring jhost; |
| 270 | char *noproxyfor; |
| 271 | char *s; |
| 272 | |
| 273 | /** |
| 274 | * check for the exclude list (aka "No Proxy For" list). |
| 275 | * It's a list of comma separated suffixes (e.g. domain name). |
| 276 | */ |
| 277 | noproxyfor = (*my_get_string_func)(gconf_client, "/system/proxy/no_proxy_for", NULL); |
| 278 | if (noproxyfor != NULL) { |
| 279 | char *tmpbuf[512]; |
| 280 | |
| 281 | s = strtok_r(noproxyfor, ", ", tmpbuf); |
| 282 | urlhost = (*env)->GetStringUTFChars(env, host, &isCopy); |
| 283 | if (urlhost != NULL) { |
| 284 | while (s != NULL && strlen(s) <= strlen(urlhost)) { |
| 285 | if (strcasecmp(urlhost+(strlen(urlhost) - strlen(s)), s) == 0) { |
| 286 | /** |
| 287 | * the URL host name matches with one of the sufixes, |
| 288 | * therefore we have to use a direct connection. |
| 289 | */ |
| 290 | use_proxy = 0; |
| 291 | break; |
| 292 | } |
| 293 | s = strtok_r(NULL, ", ", tmpbuf); |
| 294 | } |
| 295 | if (isCopy == JNI_TRUE) |
| 296 | (*env)->ReleaseStringUTFChars(env, host, urlhost); |
| 297 | } |
| 298 | } |
| 299 | if (use_proxy) { |
| 300 | jhost = (*env)->NewStringUTF(env, phost); |
| 301 | isa = (*env)->CallStaticObjectMethod(env, isaddr_class, isaddr_createUnresolvedID, jhost, pport); |
| 302 | proxy = (*env)->NewObject(env, proxy_class, proxy_ctrID, type_proxy, isa); |
| 303 | return proxy; |
| 304 | } |
| 305 | } |
| 306 | } |
| 307 | } |
| 308 | } |
| 309 | |
| 310 | CHECK_NULL(no_proxy = (*env)->GetStaticObjectField(env, proxy_class, pr_no_proxyID)); |
| 311 | return no_proxy; |
| 312 | } |